http://www.copeac.com/
http://www.azoogleads.com
http://www.clickbank.com
http://www.bidvertiser.com
http://www.kontera.com
If you run blogs, you can try:
http://www.reviewme.com (pays you to review sites/products on your blog)
http://www.tnx.net (pays you for links--more "stealth" than the old TLA model)
I hope this helps
